International Ass'n of Bridge, Structural & Ornamental Iron Workers, Local 3 v. Nat'l Labor Relations Bd.

Holding review of the Board's decision to apply a new rule of law retrospectively is deferential and that the Board's ruling will be disturbed only if it wreaks manifest injustice

Carpenter Sprinkler Corp. v. N.L.R.B

Concluding that since "the Board is not required to observe automatically all the rules of evidence governing the trial of cases in court," it was entitled to create a new evidentiary rule

Section 152 - Definitions

Defining a supervisor to include “any individual having authority . . . to hire, transfer, suspend, lay off, recall, promote, discharge, assign, reward, or discipline other employees, or responsibly to direct them, or to adjust their grievances, or effectively to recommend such action, if in connection with the foregoing the exercise of such authority is not of a merely routine or clerical nature, but requires the use of independent judgment”

Section 102.111-102.114 - Reserved